Hi Kukjin, On 18.04.2014 16:42, Tomasz Figa wrote: > Due to some parts of Exynos SoC support designed originally in a non-scalable > way, relying on 1:1 mapping between value returned by cpu_logical_map() and > CPU IDs as seen by PMU and GIC, trying to specify CPU topology in device tree > caused various boot-up issues on Exynos SoCs, ranging from CPUs other than 0 > failing to boot to crashes due to GIC driver accessing registers out of range. > > This series attempts to fix aforementioned issues by removing incorrect > assumptions from Exynos SoC core code and GIC driver and then adding CPU > topology data to device tree sources of Exynos4. > > [On Exynos4210-based TRATS and Exynos4412-based TRATS2 board] > Tested-by: Tomasz Figa <t.figa@xxxxxxxxxxx> > > Tomasz Figa (4): > ARM: EXYNOS: Fix definitions of S5P_ARM_CORE_* registers > ARM: EXYNOS: Fix core ID used by platsmp and hotplug code > irqchip: gic: Add support for per CPU bank offset specification in DT > ARM: dts: exynos4: Add CPU topology data > > Documentation/devicetree/bindings/arm/cpus.txt | 7 ++ > Documentation/devicetree/bindings/arm/gic.txt | 34 +++++++++- > arch/arm/boot/dts/exynos4210.dtsi | 19 ++++++ > arch/arm/boot/dts/exynos4212.dtsi | 19 ++++++ > arch/arm/boot/dts/exynos4412.dtsi | 37 ++++++++-- > arch/arm/mach-exynos/hotplug.c | 10 +-- > arch/arm/mach-exynos/platsmp.c | 31 +++++---- > arch/arm/mach-exynos/regs-pmu.h | 4 +- > drivers/irqchip/irq-gic.c | 94 ++++++++++++++++++-------- > 9 files changed, 202 insertions(+), 53 deletions(-) > Please drop patches 3 and 4 from this series, as patch 3 needs a bit more work and 4 depends on 3. Having patches 1 and 2 applied regardless would be nice, though. Best regards, Tomasz -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
